48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/** @file IAllocIterator_Any.hpp
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*
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* @author Roland Conybeare, Dec 2025
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**/
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#include "AAllocIterator.hpp"
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namespace xo {
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namespace mm { struct IAllocIterator_Any; }
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namespace facet {
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template <>
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struct FacetImplementation<xo::mm::AAllocIterator, DVariantPlaceholder> {
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using ImplType = xo::mm::IAllocIterator_Any;
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};
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}
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namespace mm {
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/** @class IAllocIterator_Any
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* @brief AllocIterator implementation for empty variant instance
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**/
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struct IAllocIterator_Any : public AAllocIterator {
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using typeseq = xo::facet::typeseq;
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const AAllocIterator * iface() const { return std::launder(this); }
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// from AAllocIterator
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typeseq _typeseq() const noexcept override { return s_typeseq; }
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// const methods
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[[noreturn]] AllocInfo deref(Copaque) const noexcept override { _fatal(); }
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[[noreturn]] cmpresult compare(Copaque,
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const obj_AAllocIterator &) const noexcept override { _fatal(); }
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// non-const methods
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[[noreturn]] void next(Opaque) const noexcept override { _fatal(); }
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private:
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[[noreturn]] static void _fatal();
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public:
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static typeseq s_typeseq;
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static bool _valid;
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};
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} /*namespace mm*/
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} /*namespace xo*/
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/* end IAllocIterator_Any.hpp */
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